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Licensed plumbers in Montclair, CA (C-36)
14 new licenses for Plumbing (C-36) across SoCal
Issued Oct 16 – Oct 22, 2026.
See all licensed plumbers in San Bernardino County, by city.
Quick facts
How many licensed plumbers are in Montclair, CA?
13 plumbers with a California CSLB license list a business address in Montclair, CA. 12 of them have an active license in good standing (CSLB data as of 10/22/2026).
How many plumbers in Montclair, CA have a license problem right now?
1 is not in good standing right now. 1 active license expires within 90 days. Each listing below shows the status and a plain-English OK-to-hire verdict.
How do I check if a plumber is licensed?
Search the business name or license number on LicenseWatch CA to see license status, bond and workers' comp in one place, then confirm on the CSLB website before you sign a contract. In California, work over $1,000 in labor and materials requires a licensed contractor.
Featured spot open for plumbers in MontclairOne licensed plumber can sit above this list, labeled sponsored. Founding rate $1.90 a month. See what you get
Claim this spot| Business | License | Status | Expires |
|---|---|---|---|
| 23 1/2 HRS S O S Plumbing Inc | 977502 | Active | 10/31/2028 |
| Alvarez Plumbing & Rooter | 1135891 | Active | 04/30/2027 |
| Amz Plumbing Inc | 1119395 | Active | 04/30/2028 |
| Chava's Plumbing | 765750 | Active | 07/31/2027 |
| Greg Johnson Plumbing | 1044760 | Active | 09/30/2028 |
| Klaus & Sons Plumbing Heating & Air Conditioning | 320990 | Active | 07/31/2028 |
| Pipe Turbo LLC | 1141771 | Active | 08/31/2027 |
| Quality Conservation Services | 1034739 | Active | 01/31/2028 |
| Ruben Garcia Plumbing | 450717 | Active | 01/31/2027 |
| Sweetwater Plumbing Industries Inc | 889182 | Active | 12/31/2026 |
| The Plumbers Connection Inc | 1001892 | Active | 03/31/2027 |
| Wilfredo Torres | 818886 | Active | 06/30/2027 |
| Classic Construction And Plumbing | 897883 | Contr Bond Susp | 06/30/2027 |
New and lapsed SoCal licenses, every Monday
New licenses, expirations and workers' comp lapses across five counties. One short email a week.